CARVIC PROTECTORS ARE MADE OF HIGH QUALITY NEOPRENE, COATED WITH ELASTIC NYLON ON BOTH SIDES FOR YOUR COMFORT. NEOPRENE IS THE DEFINITIVE MATERIAL FOR COMPRESSION AND HEAT RETENTION, WHICH HELPS IMPROVE BLOOD CIRCULATION. THIS COMBINATION PROVIDES THERAPEUTIC TREATMENT FOR MUSCLE AND JOINT PAIN OR WOUNDS. THE EXTRA TRIANGULAR PRESSURE POINT OFFERS EXTRA PRESSURE ON THE ARM OR WRIST MUSCLES. REDUCES THE RISK OF POSSIBLE INJURY. PROVIDES FIRM PROTECTION TO WEAK OR OVERLOADED ELBOWS. THE ADJUSTABLE VELCRO STRAP ALLOWS YOU TO APPLY MORE TENSION IF NECESSARY. RELIEVES PAIN CAUSED BY TIGHT MUSCLES OF THE FOREARM DURING EXERCISES. ONE SIZE.